NATO says it will keep a reduced number of modern nuclear weapons to guarantee peace.
北约称将保持削减后的现代核武器数量以确保和平。
Environmentalist Mark Lynas has shown how phasing out planned nuclear programmes in a number of countries as a result of the Fukushima disaster could add another degree to global warming.
环保人士马克·林纳斯展示了，许多国家在福岛灾难影响下逐步放弃核能这一计划会如何导致全球变暖的进一步加剧。
A number of countries — including Italy, Japan, India and China -will create new centers to promote nuclear security technologies and training.
意大利、日本、印度和中国等许多国家将建立新的中心促进核安全技术和培训。
A number of countries — including Italy, Japan, India and China - will create new centers to promote nuclear security technologies and training.
意大利、日本、印度和中国等许多国家将建立新的中心促进核安全技术和培训。
The nuclear family is becoming smaller as parents want fewer children, and the number of childless families is increasing.
因为父母不想要更多的孩子，所以核心家庭变得越来越小，而且无孩子家庭的数量也在增加。
In a nuclear reactor, it is essential that just the right number of neutrons are present.
在核反应堆中，保持合理数量的中子存在至关重要。
Just outside the coastal Fukushima nuclear plant, radioactivity in seawater tested about 1, 250 times higher than normal last week - but that number had climbed to 1, 850 times normal by the weekend.
上周对福岛核电站附近海水进行放射能检测的结果要比普通海水高1,250倍——但是到周末这一数据已经攀升到1,850倍。
Nuclear families can have any number of children, own or adopted.
核心家庭中的子女，无论是亲生的还是收养的，在数量上并无限制。
The belligerent talk was accompanied by Pyongyang's test-firing of two short-range missiles, bringing to five the number launched since its nuclear test on Monday.
在发出这份挑衅性声明的同时，平壤方面再次试验了两颗短程导弹，这也是他们周一核试验以来试射的第五颗导弹。
The treaty limits the number of strategic nuclear warheads to 1, 550, reduced from the 2, 200 allowed under the May 2002 Strategic Offensive Reductions Treaty (SORT) agreement.
该条约将战略性核弹头数量从2002年5月的削减战略性进攻武器条约（SORT）允许的2 200枚削减为1 550枚。
The uranium that makes conventional nuclear power possible has a number of significant disadvantages.
传统核电使用的铀有一些重大缺陷。
A study by the Rand Corporation found that "a doubling in the number of [nuclear] reactors [built by an architect-engineer] results in a 5% reduction in both construction time and capital cost".
兰德公司(RandCorporation)的研究发现，“(建筑工程师)制造的(核)反应堆数量增加一倍，所需的制造时间和资金成本下降5%。”
B. The Deputy Commander of an operational, nuclear armed, US Air Force Base in England, and a large number of his enlisted men, were either hallucinating or lying.
这个配有核武器的、英国境内的、美国空军基地运营副指挥官，以及许许多多的美军现役士兵，要么是集体出现了幻觉，要么就是都在撒谎。
Earlier, Mr Brown announced a reduction in the number of submarines that carry Trident, the British nuclear deterrent. See article.
早些时候，布朗宣布削减装有三叉戟的潜艇数量，这属于减少英国核威慑的一部分。
He explained: "The current proposals will see a proliferation of very large nuclear facilities built at a number of coastal locations vulnerable to rising sea levels, flooding and storm surge."
他解释道：“按照目前的规划，在沿海建造的大型核电站会越来越多，这些核电站容易受到海平面上升、洪水和风暴潮的袭击。”
At the nuclear power plant on Wednesday, workers entered the number two reactor building for the first time since an explosion on March 15.
星期三，福岛核电站的工作人员自从三月15号发生爆炸以来，首次进入二号反应堆厂房。
I marveled at the uncountable number of artisanal hot sauces on the market, and at the frequency with which the words "death," "nuclear" and "devil" were used in the names.
市场上有数不清的自制辣椒酱，且名字都被冠以“死亡”、“核弹”和“恶魔”这一类的称谓，对此我感到惊叹不已。
For all of these reasons, a growing number of scientists and energy experts believe that the world should switch from uranium to thorium as its primary nuclear fuel.
出于所有这些理由，越来越多的科学家和能源专家认为，主要核燃料应该从铀转换成钍。
Just outside the coastal Fukushima nuclear plant, radioactivity in seawater tested about 1,250 times higher than normal last week - but that number had climbed to 1,850 times normal by the weekend.
上周对福岛核电站附近海水进行放射能检测的结果要比普通海水高1,250倍——但是到周末这一数据已经攀升到1,850倍。
"We need Russia in a number of different areas: in Balkan policy, in our relations with Iran and trying to prevent the development of nuclear power in Iran," he said.
他说：“从很多不同的角度来看，我们都需要俄罗斯；比如说，在对巴尔干半岛的政策上，在我们与伊朗之间的关系上，在防止伊朗研发核武器的问题上，等等。”
The agency says the cooling system at the number three reactor at the Fukushima nuclear power plant is offline and could possibly explode, following Saturday's blast at the plant's number one reactor.
该机构表示，福岛核发电厂三号核反应堆冷却系统断电，可能会发生爆炸。此前这座核电厂一号核反应堆星期六发生了爆炸。
On Saturday, the steel and concrete building housing the Fukushima Daiichi Number One nuclear reactor was blown apart by an explosion, but officials said the blast had not breached the reactor’s core.
周六，福岛第一核电站一号反应堆钢和混凝土结构的厂房发生爆炸，但日本官员称，爆炸并未危及反应堆核心。
An explosion blew the roof and outer walls off of the number 3 unit Monday at the Fukushima nuclear power plant in earthquake-stricken northern Japan.
日本北部遭受地震的福岛核电站星期一发生爆炸，炸毁了3号机组的外墙和屋顶。
An explosion blew the roof and outer walls off of the number 3 unit Monday at the Fukushima nuclear power plant in earthquake-stricken northern Japan.
日本北部遭受地震的福岛核电站星期一发生爆炸，炸毁了3号机组的外墙和屋顶。
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